EXAMPLE 23 Constructing an ogive

ballattend

Construct a relative frequency ogive for the attendance data in Table 36.

Solution

For the x coordinates, we use the upper class limits for attendance, and for the y coordinates, we use the cumulative relative frequencies. The result is shown in Figure 47.

89

image
Figure 2.47: FIGURE 47 Ogive for baseball attendance.

NOW YOU CAN DO

Exercises 13–16.